Marin Mersenne 2^P-1
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GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
56386147Factored
FactorDigitsBitsDate
14014414260406775118232270.22018-06-26 11:50:25
LL
StatusDateUserResidueShift
Verified (Factored)2012-12-21Michael KennF2B8FA2E3B5A97A915500964
P-1 factors
DateFactorB1B2
2018-06-261401441426040677511823100000020000000
History
DateUserTypeResult
2018-06-26Sid & AndyF-PM1
Factor: 1401441426040677511823 / (P-1, B1=1000000, B2=20000000, E=6)
2016-02-23Mark RoseNF
no factor from 2^58 to 2^63
2016-01-09-Anonymous-NF
no factor from 2^72 to 2^73
2012-12-21Michael KennC-LL
F2B8FA2E3B5A97A9
2011-12-07-Anonymous-NF-PM1
B1=690000
2011-11-11Aaron HavilandNF
no factor from 2^71 to 2^72
2011-11-11Aaron HavilandNF
no factor from 2^70 to 2^71
2011-06-26XyzzyNF
no factor from 2^69 to 2^70
2011-04-19Paul HNF
no factor from 2^68 to 2^69
2010-02-04Sturle SundeNF
no factor from 2^67 to 2^68
2008-07-25Sturle SundeNF
no factor from 2^66 to 2^67
2008-07-24Sturle SundeNF
no factor from 2^65 to 2^66
2008-07-23Sturle SundeNF
no factor from 2^64 to 2^65
2008-07-22Sturle SundeNF
no factor from 2^63 to 2^64